The inspiration for Aunt Louise was Margaret Rutherford, the 60ies Miss Marple actress. Originally she was supposed to snoop alongside the kids, but after I had included Dan and Tiff into the story, things became too crowded, so she remained a supporting player.
The solution to the cellar mystery (open / closed casket) came as one of the very last story pieces. Usually I go more prepared into a storyline, especially for such a crucial bit. There simply seemed no solution at first. Risky, to build the story first and then solve the how-done-it But I dodged that bullet successfully in the end.
I had intended to write “Teen Spaceship Hunters” as the second installment of the series. But the vampire story somehow created more initial story points in my notepad than the spaceship storyline. Spaceship Hunters is now back in the writing queue (as of today on slot #3, right after my current works “The Transport” and my first all German thriller “Säure”

And maybe a good time to remind you guys out there: the Teen Monster Hunter prequel “The Test” is available on Wattpad as a free read!